At least 65 people were killed and over 100 more injured in an explosion at a factory in Kunshan, Jiangsu province this morning, the state broadcaster China Central Television (CCTV) said in an internet post.Not many details have yet been released about the blast that occurred in a motor wheel polishing workshop of Zhongrong Metal Products Company, although CCTV has so far set the death toll at 65, with at least 120 more wounded.The explosion was caused by a fire triggered by the metal polishing dust, according to People’s Daily, which added that five Shanghai burn experts have rushed to the scene to assist in rescue efforts.Several pictures of the deadly blast’s aftermath have been published on Sina.